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(parent: 4070e60) | patch
Fix PR2808. When regalloc runs out of register, it spill a physical register around...
authorEvan Cheng <evan.cheng@apple.com>
Sat, 20 Sep 2008 01:28:05 +0000 (01:28 +0000)
committerEvan Cheng <evan.cheng@apple.com>
Sat, 20 Sep 2008 01:28:05 +0000 (01:28 +0000)
commit5e8d9def77b4a68e6be32f21cda28d2a451267a9
treee4c5bff945b84a35c2bb29268428066b37410340tree | snapshot
parent4070e60efecb521e1badfbc0fd78840a62ce8450commit | diff
Fix PR2808. When regalloc runs out of register, it spill a physical register around the live interval being allocated. Do not continue to try to spill another register, just grab the physical register and move on.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56381 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/RegAllocLinearScan.cpp diff | blob | history
test/CodeGen/X86/2008-09-19-RegAllocBug.ll [new file with mode: 0644] blob
C/C++ LLVM-based compilers that forbids OOTA behaviors